English
featherdom
From feather + -dom.
Formed from feather + -dom
Proto-Indo-European *peth₂- ‘to fly’
…
Proto-Germanic *feþrō
Proto-West Germanic *feþru
Old English feþer
Middle English fethere ‘a wing feather’
English feather
Today it means
noun The world or sphere of birds.
Language periods are conventional ranges, not dates for this word.
Etymograph / featherdom